Is it abnormal to menstruate like this? 20

A menstrual cycle is the number of days between menstrual periods, and a normal menstrual cycle is mostly 28 to 30 days. A menstrual cycle of less than 25 days is called a short menstrual cycle; If the menstrual cycle is less than 20 days, it is called frequent menstruation. If you usually have regular menstruation, 15 times a year is normal, due to different individual physique, hormone levels are different, so the menstrual cycle is also different from person to person, it is recommended that you observe closely, and if there is an obvious abnormality, go to a regular hospital for relevant examinations in time to make a clear diagnosis.

The duration of a normal menstrual cycle is 21-35 days. For example, a woman with a 28-day menstrual cycle starts her period every 4 weeks, while a woman with a 21-day cycle starts her period every 3 weeks. The time of the menstrual cycle referred to by doctors includes menstrual days.

Most women ovulate 13 to 14 days before their next menstrual period. If a woman's cycle is 28 days, her ovulation day is right in the middle of the cycle. However, a woman with a 21-day cycle ovulates around day 7, which is the seventh day after the start of her period, so that her period may not have ended at the time of ovulation.

If you have a very regular menstrual cycle, it's easy to calculate when you're likely to ovulate. Conversely, if menstruation is irregular, it is not easy to calculate.

It doesn't matter, it's hard to say next time. Because it was the first time, I came back after the first time after a gap of half a year.

Oligomenorrhea: It means that menstrual bleeding is irregular and infrequent; Frequent menstrual periods: too many replies; Menorrhagia:

It is that the menstrual bleeding is too long and too much, but the menstrual cycle is regular; Hypothermia: Indicates that menstrual bleeding is small, but the interval between menstrual cycles is normal. The most common cause of menstrual disorder is hormonal imbalance, and other may be caused by organ pathology.

Click on the corresponding part to search for related diseases 1Hormonal imbalance: It is the most common cause of uterine bleeding, especially in adolescent girls and menopausal women, because of anovulatory bleeding caused by hormonal imbalance, so it causes menstrual disorders during the first menstrual period or near menopause.

In addition, it will cause the unrestricted growth of the endometrium, so that it grows to the thickness of the endometrium that the uterus itself cannot bear, causing breakthrough bleeding, so the menstrual blood volume is often small and dark brown in the beginning, and it will evolve into heavy bleeding over time. 2.Clotting difficulties:

For example, people with platelet deficiency or leukemia will have blood clotting disorders, which cause menstrual blood to stop bleeding on its own after the onset of menstrual cramps, resulting in a considerable amount of menstrual flow. 3.Problems with the thyroid gland:

If the thyroid function is too low or too high, it will cause ovarian dysfunction and menstrual disorders. 4.Poor liver function:

Poor liver function slows down female hormones, causing endometrial hyperplasia and causing abnormal bleeding.